| #!/bin/sh -e |
| # |
| # Copyright (c) 2012, Intel Corporation. |
| # All rights reserved. |
| # |
| # install.sh [device_name] [rootfs_name] |
| # |
| |
| PATH=/sbin:/bin:/usr/sbin:/usr/bin |
| |
| # figure out how big of a boot partition we need |
| boot_size=$(du -ms /run/media/$1/ | awk '{print $1}') |
| # remove rootfs.img ($2) from the size if it exists, as its not installed to /boot |
| if [ -e /run/media/$1/$2 ]; then |
| boot_size=$(( boot_size - $( du -ms /run/media/$1/$2 | awk '{print $1}') )) |
| fi |
| # remove initrd from size since its not currently installed |
| if [ -e /run/media/$1/initrd ]; then |
| boot_size=$(( boot_size - $( du -ms /run/media/$1/initrd | awk '{print $1}') )) |
| fi |
| # add 10M to provide some extra space for users and account |
| # for rounding in the above subtractions |
| boot_size=$(( boot_size + 10 )) |
| |
| # 5% for swap |
| swap_ratio=5 |
| |
| # Get a list of hard drives |
| hdnamelist="" |
| live_dev_name=`cat /proc/mounts | grep ${1%/} | awk '{print $1}'` |
| live_dev_name=${live_dev_name#\/dev/} |
| # Only strip the digit identifier if the device is not an mmc |
| case $live_dev_name in |
| mmcblk*) |
| ;; |
| nvme*) |
| ;; |
| *) |
| live_dev_name=${live_dev_name%%[0-9]*} |
| ;; |
| esac |
| |
| echo "Searching for hard drives ..." |
| |
| # Some eMMC devices have special sub devices such as mmcblk0boot0 etc |
| # we're currently only interested in the root device so pick them wisely |
| devices=`ls /sys/block/ | grep -v mmcblk` || true |
| mmc_devices=`ls /sys/block/ | grep "mmcblk[0-9]\{1,\}$"` || true |
| devices="$devices $mmc_devices" |
| |
| for device in $devices; do |
| case $device in |
| loop*) |
| # skip loop device |
| ;; |
| sr*) |
| # skip CDROM device |
| ;; |
| ram*) |
| # skip ram device |
| ;; |
| *) |
| # skip the device LiveOS is on |
| # Add valid hard drive name to the list |
| case $device in |
| $live_dev_name*) |
| # skip the device we are running from |
| ;; |
| *) |
| hdnamelist="$hdnamelist $device" |
| ;; |
| esac |
| ;; |
| esac |
| done |
| |
| if [ -z "${hdnamelist}" ]; then |
| echo "You need another device (besides the live device /dev/${live_dev_name}) to install the image. Installation aborted." |
| exit 1 |
| fi |
| |
| TARGET_DEVICE_NAME="" |
| for hdname in $hdnamelist; do |
| # Display found hard drives and their basic info |
| echo "-------------------------------" |
| echo /dev/$hdname |
| if [ -r /sys/block/$hdname/device/vendor ]; then |
| echo -n "VENDOR=" |
| cat /sys/block/$hdname/device/vendor |
| fi |
| if [ -r /sys/block/$hdname/device/model ]; then |
| echo -n "MODEL=" |
| cat /sys/block/$hdname/device/model |
| fi |
| if [ -r /sys/block/$hdname/device/uevent ]; then |
| echo -n "UEVENT=" |
| cat /sys/block/$hdname/device/uevent |
| fi |
| echo |
| done |
| |
| # Get user choice |
| while true; do |
| echo "Please select an install target or press n to exit ($hdnamelist ): " |
| read answer |
| if [ "$answer" = "n" ]; then |
| echo "Installation manually aborted." |
| exit 1 |
| fi |
| for hdname in $hdnamelist; do |
| if [ "$answer" = "$hdname" ]; then |
| TARGET_DEVICE_NAME=$answer |
| break |
| fi |
| done |
| if [ -n "$TARGET_DEVICE_NAME" ]; then |
| break |
| fi |
| done |
| |
| if [ -n "$TARGET_DEVICE_NAME" ]; then |
| echo "Installing image on /dev/$TARGET_DEVICE_NAME ..." |
| else |
| echo "No hard drive selected. Installation aborted." |
| exit 1 |
| fi |
| |
| device=/dev/$TARGET_DEVICE_NAME |
| |
| # |
| # The udev automounter can cause pain here, kill it |
| # |
| rm -f /etc/udev/rules.d/automount.rules |
| rm -f /etc/udev/scripts/mount* |
| |
| # |
| # Unmount anything the automounter had mounted |
| # |
| umount ${device}* 2> /dev/null || /bin/true |
| |
| mkdir -p /tmp |
| |
| # Create /etc/mtab if not present |
| if [ ! -e /etc/mtab ] && [ -e /proc/mounts ]; then |
| ln -sf /proc/mounts /etc/mtab |
| fi |
| |
| disk_size=$(parted ${device} unit mb print | grep '^Disk .*: .*MB' | cut -d" " -f 3 | sed -e "s/MB//") |
| |
| swap_size=$((disk_size*swap_ratio/100)) |
| rootfs_size=$((disk_size-boot_size-swap_size)) |
| |
| rootfs_start=$((boot_size)) |
| rootfs_end=$((rootfs_start+rootfs_size)) |
| swap_start=$((rootfs_end)) |
| |
| # MMC devices are special in a couple of ways |
| # 1) they use a partition prefix character 'p' |
| # 2) they are detected asynchronously (need rootwait) |
| rootwait="" |
| part_prefix="" |
| if [ ! "${device#/dev/mmcblk}" = "${device}" ] || \ |
| [ ! "${device#/dev/nvme}" = "${device}" ]; then |
| part_prefix="p" |
| rootwait="rootwait" |
| fi |
| |
| # USB devices also require rootwait |
| if [ -n `readlink /dev/disk/by-id/usb* | grep $TARGET_DEVICE_NAME` ]; then |
| rootwait="rootwait" |
| fi |
| |
| bootfs=${device}${part_prefix}1 |
| rootfs=${device}${part_prefix}2 |
| swap=${device}${part_prefix}3 |
| |
| echo "*****************" |
| echo "Boot partition size: $boot_size MB ($bootfs)" |
| echo "Rootfs partition size: $rootfs_size MB ($rootfs)" |
| echo "Swap partition size: $swap_size MB ($swap)" |
| echo "*****************" |
| echo "Deleting partition table on ${device} ..." |
| dd if=/dev/zero of=${device} bs=512 count=35 |
| |
| echo "Creating new partition table on ${device} ..." |
| parted ${device} mklabel gpt |
| |
| echo "Creating boot partition on $bootfs" |
| parted ${device} mkpart boot fat32 0% $boot_size |
| parted ${device} set 1 boot on |
| |
| echo "Creating rootfs partition on $rootfs" |
| parted ${device} mkpart root ext4 $rootfs_start $rootfs_end |
| |
| echo "Creating swap partition on $swap" |
| parted ${device} mkpart swap linux-swap $swap_start 100% |
| |
| parted ${device} print |
| |
| echo "Waiting for device nodes..." |
| C=0 |
| while [ $C -ne 3 ] && [ ! -e $bootfs -o ! -e $rootfs -o ! -e $swap ]; do |
| C=$(( C + 1 )) |
| sleep 1 |
| done |
| |
| echo "Formatting $bootfs to vfat..." |
| mkfs.vfat $bootfs |
| |
| echo "Formatting $rootfs to ext4..." |
| mkfs.ext4 $rootfs |
| |
| echo "Formatting swap partition...($swap)" |
| mkswap $swap |
| |
| mkdir /tgt_root |
| mkdir /src_root |
| mkdir -p /boot |
| |
| # Handling of the target root partition |
| mount $rootfs /tgt_root |
| mount -o rw,loop,noatime,nodiratime /run/media/$1/$2 /src_root |
| echo "Copying rootfs files..." |
| cp -a /src_root/* /tgt_root |
| if [ -d /tgt_root/etc/ ] ; then |
| boot_uuid=$(blkid -o value -s UUID ${bootfs}) |
| swap_part_uuid=$(blkid -o value -s PARTUUID ${swap}) |
| echo "/dev/disk/by-partuuid/$swap_part_uuid swap swap defaults 0 0" >> /tgt_root/etc/fstab |
| echo "UUID=$boot_uuid /boot vfat defaults 1 2" >> /tgt_root/etc/fstab |
| # We dont want udev to mount our root device while we're booting... |
| if [ -d /tgt_root/etc/udev/ ] ; then |
| echo "${device}" >> /tgt_root/etc/udev/mount.blacklist |
| fi |
| fi |
| |
| umount /src_root |
| |
| # Handling of the target boot partition |
| mount $bootfs /boot |
| echo "Preparing boot partition..." |
| |
| EFIDIR="/boot/EFI/BOOT" |
| mkdir -p $EFIDIR |
| # Copy the efi loader |
| cp /run/media/$1/EFI/BOOT/*.efi $EFIDIR |
| |
| if [ -f /run/media/$1/EFI/BOOT/grub.cfg ]; then |
| root_part_uuid=$(blkid -o value -s PARTUUID ${rootfs}) |
| GRUBCFG="$EFIDIR/grub.cfg" |
| cp /run/media/$1/EFI/BOOT/grub.cfg $GRUBCFG |
| # Update grub config for the installed image |
| # Delete the install entry |
| sed -i "/menuentry 'install'/,/^}/d" $GRUBCFG |
| # Delete the initrd lines |
| sed -i "/initrd /d" $GRUBCFG |
| # Delete any LABEL= strings |
| sed -i "s/ LABEL=[^ ]*/ /" $GRUBCFG |
| # Replace root= and add additional standard boot options |
| # We use root as a sentinel value, as vmlinuz is no longer guaranteed |
| sed -i "s/ root=[^ ]*/ root=PARTUUID=$root_part_uuid rw $rootwait quiet /g" $GRUBCFG |
| fi |
| |
| if [ -d /run/media/$1/loader ]; then |
| rootuuid=$(blkid -o value -s PARTUUID ${rootfs}) |
| SYSTEMDBOOT_CFGS="/boot/loader/entries/*.conf" |
| # copy config files for systemd-boot |
| cp -dr /run/media/$1/loader /boot |
| # delete the install entry |
| rm -f /boot/loader/entries/install.conf |
| # delete the initrd lines |
| sed -i "/initrd /d" $SYSTEMDBOOT_CFGS |
| # delete any LABEL= strings |
| sed -i "s/ LABEL=[^ ]*/ /" $SYSTEMDBOOT_CFGS |
| # delete any root= strings |
| sed -i "s/ root=[^ ]*/ /" $SYSTEMDBOOT_CFGS |
| # add the root= and other standard boot options |
| sed -i "s@options *@options root=PARTUUID=$rootuuid rw $rootwait quiet @" $SYSTEMDBOOT_CFGS |
| fi |
| |
| umount /tgt_root |
| |
| # copy any extra files needed for ESP |
| if [ -d /run/media/$1/esp ]; then |
| cp -r /run/media/$1/esp/* /boot |
| fi |
| |
| # Copy kernel artifacts. To add more artifacts just add to types |
| # For now just support kernel types already being used by something in OE-core |
| for types in bzImage zImage vmlinux vmlinuz fitImage; do |
| for kernel in `find /run/media/$1/ -name $types*`; do |
| cp $kernel /boot |
| done |
| done |
| |
| umount /boot |
| |
| sync |
| |
| echo "Installation successful. Remove your installation media and press ENTER to reboot." |
| |
| read enter |
| |
| echo "Rebooting..." |
| reboot -f |